Consistent use of whitespace in flow
Consistent use of whitespace in flow

Additionally ensure that `save_input_as` comes below `option`s for
`multiple_choice` questions.

stwalsh/smart-answers,tadast/smart-answers,alphagov/smart-answers,alphagov/smart-answers,stwalsh/smart-answers,stwalsh/smart-answers,tadast/smart-answers,stwalsh/smart-answers,alphagov/smart-answers,tadast/smart-answers,alphagov/smart-answers,aledelcueto/smart-answers,aledelcueto/smart-answers,tadast/smart-answers,aledelcueto/smart-answers,aledelcueto/smart-answers